A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-253-0687
NSN 6685-01-313-4499
NSN 5999-00-600-1813
NSN 6240-01-124-0374
NSN 5835-01-085-9591
NSN 5960-01-459-6665
NSN 5920-00-476-0528
NSN 6620-01-461-3550
NSN 6320-01-246-4390
NSN 6320-01-056-1164
NSN 5960-01-133-3551
NSN 6150-01-656-3021